*{font-family:"微软雅黑";font-size:16px;}
a{text-decoration:none;}
body{background-color:#333;}
.title{width:100%;background-color:#fff;padding-top:50px;padding-bottom:50px;}
.title > div{width:960px;margin:0 auto;height:30px;}
.title > div > img{width:30px;height:30px;float:left;}
.title > div > span{font-size:23px;line-height:30px;}
.inside_box{width:100%;}
.tile_box{width:940px;margin:0 auto;padding:160px 10px;}
.tile{float:left;margin-right:20px;}
.tile:hover{box-shadow:0 0 20px grey;
			-webkit-box-shadow:0 0 30px grey;
            -moz-box-shadow:0 0 30px grey;
            -o-box-shadow:0 0 30px grey;}
.tile a{color:#fff;}
.tile a span{width:220px;height:120px;display:inline-block;border-radius:4px;line-height:180px;text-align:center;}
.real1{background:url(../img/ts1.jpg) no-repeat center;}
.real2{background:url(../img/ts2.jpg) no-repeat center;}
.real3{background:url(../img/oa.jpg) no-repeat center;}
.real4{background:url(../img/xs.jpg) no-repeat center;}